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diff --git a/utils/sansapatcher/sansaio.h b/utils/sansapatcher/sansaio.h
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+/***************************************************************************
+ * __________ __ ___.
+ * Open \______ \ ____ ____ | | _\_ |__ _______ ___
+ * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
+ * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
+ * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
+ * \/ \/ \/ \/ \/
+ * $Id$
+ *
+ * Copyright (C) 2006-2007 Dave Chapman
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ****************************************************************************/
+
+#ifndef __SANSAIO_H
+#define __SANSAIO_H
+
+#include <stdint.h>
+#if !defined(_MSC_VER)
+#include <unistd.h> /* not available on MSVC */
+#endif
+
+#if defined(__WIN32__) || defined(_WIN32)
+#include <windows.h>
+#define loff_t int64_t
+#else
+#define HANDLE int
+#define O_BINARY 0
+
+/* Only Linux seems to need lseek64 and loff_t */
+#if !defined(linux) && !defined (__linux)
+#define loff_t off_t
+#define lseek64 lseek
+#endif
+
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct sansa_partinfo_t {
+ unsigned long start; /* first sector (LBA) */
+ unsigned long size; /* number of sectors */
+ int type;
+};
+
+struct mi4header_t {
+ uint32_t version;
+ uint32_t length;
+ uint32_t crc32;
+ uint32_t enctype;
+ uint32_t mi4size;
+ uint32_t plaintext;
+};
+
+struct sansa_t {
+ HANDLE dh;
+ unsigned char* sectorbuf;
+ char diskname[4096];
+ int sector_size;
+ struct sansa_partinfo_t pinfo[4];
+ int hasoldbootloader;
+ char* targetname; /* "e200" or "c200" */
+ loff_t start; /* Offset in bytes of firmware partition from start of disk */
+};
+
+void sansa_print_error(char* msg);
+int sansa_open(struct sansa_t* sansa, int silent);
+int sansa_reopen_rw(struct sansa_t* sansa);
+int sansa_close(struct sansa_t* sansa);
+int sansa_seek(struct sansa_t* sansa, loff_t pos);
+int sansa_read(struct sansa_t* sansa, unsigned char* buf, int nbytes);
+int sansa_write(struct sansa_t* sansa, int nbytes);
+int sansa_alloc_buffer(struct sansa_t* sansa, int bufsize);
+int sansa_dealloc_buffer(struct sansa_t* sansa);
+
+#ifdef __cplusplus
+}
+#endif
+#endif